TI-2023-22950 Aliases CVE-2023-42865 GHSA-g55w-hc5g-q7ww

Out-of-bounds read in Apple macOS

LOW 29CWE-125Published 2024-01-10 · Updated 2025-06-16

Key facts

Attack vector: Network
Privileges required: None
User interaction: Required
Attack complexity: Low
Impact type: Information disclosure
Confidentiality · integrity · availability: High · None · None
Fix status: Fixed

Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-125 and the CVSS impact.

Summary

An out-of-bounds read was addressed with improved input validation. This issue is fixed in macOS Ventura 13.3, tvOS 16.4, iOS 16.4 and iPadOS 16.4, watchOS 9.4. Processing an image may result in disclosure of process memory.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV

EPSS 0.0052 44th percentileScored 2026-11-07

Fix Fixed macOS (Apple): 13.3iOS and iPadOS (Apple): 16.4+2 more products

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: None
Automatable: No
Technical impact: Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
Apple	macOS	before 13.3	13.3	Patch available	CNA
Apple	iOS and iPadOS	before 16.4	16.4	Patch available	CNA
Apple	watchOS	before 9.4	9.4	Patch available	CNA
Apple	tvOS	before 16.4	16.4	Patch available	CNA

macOS VendorApple Affected before 13.3 Fixed in 13.3 Patch available CNA
iOS and iPadOS VendorApple Affected before 16.4 Fixed in 16.4 Patch available CNA
watchOS VendorApple Affected before 9.4 Fixed in 9.4 Patch available CNA
tvOS VendorApple Affected before 16.4 Fixed in 16.4 Patch available CNA

CPE configurations NVD · 5

CPE	Versions	Role	Vendor
cpe:2.3:o:apple:ipados::::::::	before 16.4	Vulnerable	Apple
cpe:2.3:o:apple:iphone_os::::::::	before 16.4	Vulnerable	Apple
cpe:2.3:o:apple:macos::::::::	before 13.3	Vulnerable	Apple
cpe:2.3:o:apple:tvos::::::::	before 16.4	Vulnerable	Apple
cpe:2.3:o:apple:watchos::::::::	before 9.4	Vulnerable	Apple

cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:* Versions before 16.4 Vulnerable ·Apple
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:* Versions before 16.4 Vulnerable ·Apple
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:* Versions before 13.3 Vulnerable ·Apple
cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:* Versions before 16.4 Vulnerable ·Apple
cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:* Versions before 9.4 Vulnerable ·Apple

Remediation

Fix · CNA macOS (Apple) Fixed in 13.3
Fix · CNA iOS and iPadOS (Apple) Fixed in 16.4
Fix · CNA watchOS (Apple) Fixed in 9.4
Fix · CNA tvOS (Apple) Fixed in 16.4

Fixed in the same release

Records fixed by the same vendor advisory or release, as the CNA lists them.

Release · 2024-01-10
Apple macOS 13.3
10 records Highest priority Priority LOW 10 LOW
Other records, highest priority first
- TI-2023-21699 Type confusion in Apple macOSPriority LOW 35
- TI-2023-15668 Use after free in Apple macOSPriority LOW 35
- TI-2023-15657 Out-of-bounds write in Apple macOSPriority LOW 35
Show all 10 records →
Release · 2024-01-10
Apple iOS and iPadOS 16.4
7 records Highest priority Priority LOW 7 LOW
Other records, highest priority first
- TI-2023-21699 Type confusion in Apple macOSPriority LOW 35
- TI-2023-15657 Out-of-bounds write in Apple macOSPriority LOW 35
- TI-2023-22949 Out-of-bounds read in Apple macOSPriority LOW 29
Show all 7 records →

Show 2 more groups

Release · 2024-01-10
Apple watchOS 9.4
4 records Highest priority Priority LOW 4 LOW
Other records, highest priority first
- TI-2023-22949 Out-of-bounds read in Apple macOSPriority LOW 29
- TI-2023-15713 Apple iOS and iPadOS: An attacker that has already achieved kernel code execution may be…Priority LOW 24
- TI-2023-12752 Integer overflow in Apple iOS and iPadOSPriority LOW 24
Show all 4 records →
Release · 2024-01-10
Apple tvOS 16.4
3 records Highest priority Priority LOW 3 LOW
Other records, highest priority first
- TI-2023-22949 Out-of-bounds read in Apple macOSPriority LOW 29
- TI-2023-12752 Integer overflow in Apple iOS and iPadOSPriority LOW 24
Show all 3 records →

Timeline

2026-10-02 Threatist record created from CVE-2023-42865
2026-10-03 Alias added: GHSA-g55w-hc5g-q7ww

References

Advisory 4

TI-2025-28008 Out-of-bounds write in Apple iOS and iPadOS KEVCVSS 3.1CRITICAL 10.0
TI-2025-22441 Apple iOS and iPadOS: An attacker with arbitrary read and write capability may be able to… KEVCVSS 3.1CRITICAL 9.8
TI-2025-22440 Memory corruption in Apple iOS and iPadOS KEVCVSS 3.1CRITICAL 9.8
TI-2025-17951 Out-of-bounds write in Apple Safari KEVCVSS 3.1CRITICAL 10.0
TI-2025-17847 Use after free in Apple iOS and iPadOS KEVCVSS 3.1CRITICAL 10.0
TI-2022-06854 Out-of-bounds write in Apple iOS and iPadOS KEVCVSS 3.1CRITICAL 9.8

See all 2382 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences